AirHint found the following cheapest return flights from Berlin (BER) to Kathmandu (KTM) in September 2025 (see full year).

Return flights

08 Sep - 01 Oct	AJet
08 Sep - 22 Sep	AJet
13 Sep - 30 Sep	Pegasus Airlines
09 Sep - 16 Sep	AJet
06 Sep - 13 Sep	AJet
11 Sep - 28 Sep	Pegasus Airlines
12 Sep - 14 Oct	Pegasus Airlines
11 Sep - 14 Oct	Pegasus Airlines
07 Sep - 11 Sep	AJet
11 Sep - 19 Sep	AJet
07 Sep - 22 Sep	AJet
17 Sep - 24 Sep	AJet
17 Sep - 28 Sep	Pegasus Airlines
24 Sep - 14 Oct	easyJet
24 Sep - 13 Oct	easyJet
24 Sep - 12 Oct	easyJet
08 Sep - 03 Oct	Pegasus Airlines
27 Sep - 11 Oct	AJet
28 Sep - 08 Oct	AJet
18 Sep - 10 Oct	AJet

Also check the deals for one-way flights from Berlin to Kathmandu in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Berlin to Kathmandu in September from 537€

Return flights